Home / 142,774.80-214,163.73-58,513.35

Finding the Fourth Proportional to 142,774.80, 214,163.73 and 58,513.35

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Solution

The fourth proportional to 142,774.80, 214,163.73 and 58,513.35 is: 87,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,774.80 : 214,163.73 = 58,513.35 : x
  2. Step 2: Convert to fraction form
    142,774.80/214,163.73 = 58,513.35/x
  3. Step 3: Cross multiply
    142,774.80x = 214,163.73 × 58,513.35
  4. Step 4: Simplify right side
    142,774.80x = 12,531,437,290.80
  5. Step 5: Solve for x
    x = 12,531,437,290.80/142,774.80
  6. Step 6: Final answer
    x = 87,770.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.